Part II: PCM-959/phyCORE-OMAP44xx Carrier Board
phyCORE-OMAP44xx
150
©
PHYTEC Messtechnik GmbH
2012
L-760e_1
2.1.3.21.8 PMIC Signal Mapping
The expansion connector X5 provides the PMIC control and status signals of the phyCORE-OMAP44xx
2.1.3.21.9 USBC1 Signal Mapping
The expansion connector X5 provides the USBC1 signals of the phyCORE-OMAP44xx.
2.1.3.21.10 Audio Speaker Mapping
The expansion connector X5 provides the Audio Speaker signals of the Audio device driver TLV320AIC3007
(U43). X24 - Speaker Out - maximal 1 Watt into a differential 8 Ohm load
2.1.3.21.11 Control Signal Mapping
The expansion connector X5 provides the control signals of the phyCORE-OMAP44xx.
Signal
Pin #
I/O
SL
Description
X_PMIC_SYSEN
X5C38
O
1.8 V
Sysen output for switching an
extern power source
X_PMIC_EXTCHRG_ENZ
X5C39
O
1.8 V
Control output to extern
Loading-IC
X_PMIC_VAC
X5C40
I
-
extern VAC charger input
X_PMIC_CHRG_EXTCHRG_STATZ X5C41
I
1.8 V
Status input from extern
Loading-IC
X_PMIC_CLK32KAUDIO
X5D37
O
1.8 V
32K Clock
Table 77:
PMIC Signal Mapping
Signal
Pin #
I/O
SL
Description
X_USBC1_ICUSB_DP
X5D12
I/O
USB
USBC1 data plus
X_USBC1_ICUSB_DM
X5D13
I/O
USB
USBC1 data minus
Table 78:
USBC1 Signal Mapping
Signal
Pin #
I/O
SL
Description
SPEAKER_SPOM
X5D22
O
AUDIO
Speaker negative differential output
SPEAKER_SPOP
X5D23
O
AUDIO
Speaker positive differential output
Table 79:
Audio Speaker Mapping
Signal
Pin #
I/O
SL
Description
X_nRESET_WARM
X5D39
I
1.8 V
WARM Reset Signal
X_nRESET_PWRON
X5D40
I/O
1.8 V
Power On Reset Signal
X_nRESET_PER
X5D41
I/O
1.8 V
PER Reset Signal
Table 80:
System Signal Mapping